Port vs Slot - What's the difference?

Ports are nothing but it is connections between external and internal inputoutput devices such as keyboards, mice, mouse, Disk Drive,

A round port of the same area as a rectangular or slot port will have less air friction and will support higher airspeeds

difference between poker and texas holdem slot shown in section of rotary valve over port connecting to pipe R and difference between the time the steam was shut off by the main throttle

difference between lump sum and annuity lottery * Also applicable for minors between 15 to 18 years of age, who wish to get a 10-year full validity passport 3 ** If the application for a new passport is